import React,{Component} from 'react'
import {BrowserRouter,Route,Switch} from 'react-router-dom'
import Login from './pages/login/login'
import Admin from './pages/admin/admin'
export  default  class App extends Component{


  render(){
    return (
        <BrowserRouter>
            <Switch>{/* switch的作用是只匹配其中一个 */}
                <Route path='/login' component={Login}/>
                <Route path='/' component={Admin}/>
            </Switch>
        </BrowserRouter>
        )
    }
}